Improper volume adjustment
If your phone suddenly goes silent, it may be because you accidentally turned the volume down to the lowest, or set the phone to vibration mode. Check the volume and vibration mode settings of the mobile phone to make sure everything is normal.
Speaker failure
If there is something wrong with your mobile phone speaker, you may need to take your mobile phone to a professional repair shop for inspection and maintenance. In order to ensure that the parts have not been replaced, it is recommended to choose an officially certified maintenance point.
software fault
Sometimes the mute of mobile phone may be caused by software failure and audio driver damage. Try downloading the latest driver from official website and see if it can solve the problem. If it still doesn't work, you may need to return to the factory for a comprehensive overhaul.
The sound setting is incorrect.
If you encounter sound problems when using different functions of the mobile phone (such as multimedia, games, etc.). ), probably because the sound settings are not configured correctly. Check the sound settings of each function to make sure they are turned on.
Brush machine problem
If you encounter the problem of mute when you are on the phone, it may be because you didn't brush the radio when you brushed your mobile phone. The solution to this problem is simple. Just brush the radio again.